Home / 494,640,829.60-741,961,244.40-131,171,927.20

Finding the Fourth Proportional to 494,640,829.60, 741,961,244.40 and 131,171,927.20

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Solution

The fourth proportional to 494,640,829.60, 741,961,244.40 and 131,171,927.20 is: 196,757,890.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,640,829.60 : 741,961,244.40 = 131,171,927.20 : x
  2. Step 2: Convert to fraction form
    494,640,829.60/741,961,244.40 = 131,171,927.20/x
  3. Step 3: Cross multiply
    494,640,829.60x = 741,961,244.40 × 131,171,927.20
  4. Step 4: Simplify right side
    494,640,829.60x = 97,324,486,335,658,208
  5. Step 5: Solve for x
    x = 97,324,486,335,658,208/494,640,829.60
  6. Step 6: Final answer
    x = 196,757,890.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.